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Chemokine effects on infection with HIV-2 primary isolates. CCR5 −/− donor PBMCs were infected with HIV-2 in the presence or absence of SDF-1 (A) or a cocktail of RANTES, eotaxin, and MCP-3 (B). The values shown are p27 antigen concentrations from day 7 of culture. The values in panel A represent means ± standard errors of the means of two independent experiments.
